X 九（全）Unit 6 Section A-1.ppt

《X 九（全）Unit 6 Section A-1.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit6Whenwasitinvented?SectionA1a-1c九年级(全)ObjectivesTolearntounderstandandusethepassivevoice.Tolistenandspeakaboutthehistoryofinventionsusingpassivevoice.Tolistenandspeakaboutwhatinventionswereusedusingpassivevoice.Doyouknowwhattheseinventionsare?KarlBenzDoyouknowwhothe

2、seinventorsare?AlexanderBellJ.L.BairdCanyoumatchtheinventionswiththerightinventors?KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelephonewasinvented(byBell)in1876.Bellinventedthefirsttelephonein1876.Thefirsttelevisionwasinvented(byJ

3、.L.Baird)in1927.J.L.Bairdinventedthefirsttelevisionin1927.1aLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1–4](1=first,4=last).A:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinventedafterthecar.4213Ithinkth

4、eTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.1bListenandmatchtheinventionswiththeyears.____1876____1885____1927____1971dacb备注：见flash课件SectionA1b1cStudentB,coverthedates.StudentA,askSt

5、udentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.cWhenwasthecomputerinvented?Letmesee…Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwastheco

6、mputerinvented?Itwasinventedin1971.Exercises单词拼写1.Iwasn’t________(邀请)totheparty,soIwasangrywithhim.2.Toeveryone’s_________(惊奇),thelaziestboywonthecompetition.invitedsurprise3.Heteaches________(我)English.4.LessonFiveisthe_______(容易)ofBookIII.5.Themachinewas________(发明)in

7、the1980s.6.Helookforwardto________(成为)a___________(科学家)meeasiestinventedbecomingscientistMakedialogueswithyourpartner.Askeachotherabouttheseinventionsinthetextbook.Findoutmoreinformationaboutthem.HomeworkThankYou!